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Author Topic: Hash Rate Constantly Fluctuates  (Read 182 times)
chaser102 (OP)
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January 28, 2018, 10:16:56 PM
 #1

Hey Guys,

My hash rate constantly fluctuates between my 3 AMD cards. I have 2-RX580's, 1-Vega 64, and 1-1080TI. The 1080TI is very stable and constant. Between the 3 AMD cards the hash rate constantly drops. I've tried uninstalling/reinstalling drivers. I'm currently running the Relive drivers. Switching to regular drivers does nothing. In GPU-Z the memory controller load drops sporadically goes from 100% to 0% for the 2 580's, and the GPU load on the Vega 64 drops from 100 to 0 as well. I thought maybe my 1000W PSU was the issue so I hooked up an additional 850W PSU, and still the same fluctuations. I'm using Claymore's Miner. Any help or advice is appreciated. Thanks.


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The network tries to produce one block per 10 minutes. It does this by automatically adjusting how difficult it is to produce blocks.
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Elder III
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January 28, 2018, 10:30:55 PM
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What is the size of your page file (virtual memory) in Windows? Claymore (and some other miners as well) require a fairly high page file in order to function reliably. If you haven't already, try setting it to the total of your VRAM across all GPUs.
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January 29, 2018, 12:10:45 AM
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What is the size of your page file (virtual memory) in Windows? Claymore (and some other miners as well) require a fairly high page file in order to function reliably. If you haven't already, try setting it to the total of your VRAM across all GPUs.

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This is a great tip, I'd never realized that. So matching the VRAM will help maintain the hashrate? I've watched so many videos on mining and nobody has ever mentioned the importance of the page file. Gonna adjust it now.

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January 29, 2018, 12:32:37 AM
Last edit: January 29, 2018, 12:44:38 AM by leonix007
 #4

Hey Guys,

My hash rate constantly fluctuates between my 3 AMD cards. I have 2-RX580's, 1-Vega 64, and 1-1080TI. The 1080TI is very stable and constant. Between the 3 AMD cards the hash rate constantly drops. I've tried uninstalling/reinstalling drivers. I'm currently running the Relive drivers. Switching to regular drivers does nothing. In GPU-Z the memory controller load drops sporadically goes from 100% to 0% for the 2 580's, and the GPU load on the Vega 64 drops from 100 to 0 as well. I thought maybe my 1000W PSU was the issue so I hooked up an additional 850W PSU, and still the same fluctuations. I'm using Claymore's Miner. Any help or advice is appreciated. Thanks.



Try to check these:

- GPU hardware errors, install Hwinfo to check errors

- Mem clocks and CoreClocks, you can adjust to designated clocks, if you haven't done thru Bios mod Wink

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